运算放大器电路自激振荡分析 -文本浏览模式- 文档 - 枢研网 关键词：高速运算放大器，自激，相位补偿 [gap=643]Key words ：High speed operation amplifier ；self-excited oscilation；phase compensate
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文中针对一种高速运算放大器ad713的自激进行了测试，并且通过相位滞后补偿网络消除自激振荡，工作稳定。
As high speed operation amplifier AD713 is example, self-excited oscillation is tested, phase compensate network is offered and the result is stable.
并以宽带电流反馈运算放大器为核心，辅以FET输入电路及程控电路构建了高速高输入阻抗可变增益放大电路。
Combined with wide band current feedback amplifier, FET input circuit and programmable circuit, variable gain amplification circuit with high speed and high input impedance is designed.
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